package itheima.mapper;

import itheima.pojo.Article;
import itheima.pojo.PageBean;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface ArticleMapper {
    /**
     * 添加文章
     * @param article
     */
    @Insert("insert into article (title, content, cover_img, state, category_id, create_user, create_time, update_time )values (#{title},#{content},#{coverImg},#{state},#{categoryId},#{createUser},#{createTime},#{updateTime})")
    void add(Article article);


    /**
     * 文章列表
     * @param userId
     * @param categoryId
     * @param state
     * @return
     */
    List<Article> list(Integer userId, Integer categoryId, String state);

    /**
     * 文章详情
     * @param id
     * @return
     */
    @Select("select * from article where id = #{id}")
    Article detail(Integer id);


    /**
     * 更新文章
     * @param article
     */
    @Update("update article set title=#{title},content=#{content},cover_img=#{coverImg},state=#{state},category_id=#{categoryId},update_time=#{updateTime} where id=#{id}")
    void update(Article article);


    /**
     * 删除文章
     * @param id
     */
    @Delete("delete from article where id=#{id}")
    void delete(Integer id);
}
